refactor(migrations): move cleanup code into migration

We cannot execute the cleanup script as a subprocess with sqlite,
as we now wrap the migrations in a SAVEPOINT, which blocks a second
process.

This moves the cleanup code into the migration file, so it can be
executed in-process.

Signed-off-by: David Mehren <git@herrmehren.de>

bin/cleanup

@@ -1,104 +1,7 @@
 #!/usr/bin/env node
 
-const logger = require('../lib/logger')
-const models = require('../lib/models')
+const cleanup = require('../lib/migrations/20200321153000-fix-account-deletion').cleanup
 
-logger.info('Cleaning up notes that should already have been removed. Sorry.')
-
-async function cleanup () {
-  await models.Note.findAll({
-    include: [{
-      model: models.User,
-      as: 'owner',
-      attributes: ['id']
-    }],
-    attributes: ['id', 'ownerId']
-  }).then(async function (notes) {
-    for (let i = 0, noteCount = notes.length; i < noteCount; i++) {
-      const item = notes[i]
-      if (item.ownerId != null && !item.owner) {
-        await models.Note.destroy({
-          where: {
-            id: item.id
-          }
-        })
-        await models.Revision.destroy({
-          where: {
-            noteId: item.id
-          }
-        })
-        await models.Author.destroy({
-          where: {
-            noteId: item.id
-          }
-        })
-        logger.info(`Deleted note ${item.id} from user ${item.ownerId}`)
-      }
-    }
-  })
-  await models.Author.findAll({
-    include: [{
-      model: models.User,
-      as: 'user',
-      attributes: ['id']
-    }],
-    attributes: ['id', 'userId']
-  }).then(async function (authors) {
-    for (let i = 0, authorCount = authors.length; i < authorCount; i++) {
-      const item = authors[i]
-      if (item.userId != null && !item.user) {
-        await models.Author.destroy({
-          where: {
-            id: item.id
-          }
-        })
-        logger.info(`Deleted authorship ${item.id} from user ${item.userId}`)
-      }
-    }
-  })
-
-  await models.Author.findAll({
-    include: [{
-      model: models.Note,
-      as: 'note',
-      attributes: ['id']
-    }],
-    attributes: ['id', 'noteId']
-  }).then(async function (authors) {
-    for (let i = 0, authorCount = authors.length; i < authorCount; i++) {
-      const item = authors[i]
-      if (item.noteId != null && !item.note) {
-        await models.Author.destroy({
-          where: {
-            id: item.id
-          }
-        })
-        logger.info(`Deleted authorship ${item.id} from note ${item.noteId}`)
-      }
-    }
-  })
-
-  await models.Revision.findAll({
-    include: [{
-      model: models.Note,
-      as: 'note',
-      attributes: ['id']
-    }],
-    attributes: ['id', 'noteId']
-  }).then(async function (revisions) {
-    for (let i = 0, revisionCount = revisions.length; i < revisionCount; i++) {
-      const item = revisions[i]
-      if (item.noteId != null && !item.note) {
-        await models.Revision.destroy({
-          where: {
-            id: item.id
-          }
-        })
-        logger.info(`Deleted revision ${item.id} from note ${item.userId}`)
-      }
-    }
-  })
+cleanup().then(() => {
   process.exit(0)
-}
-
-cleanup()
+})

lib/migrations/20200321153000-fix-account-deletion.js

@@ -1,20 +1,115 @@
 'use strict'
-const { spawnSync } = require('child_process')
-const path = require('path')
+
+const logger = require('../../lib/logger')
+const models = require('../../lib/models')
+
 module.exports = {
+  cleanup: async function () {
+    logger.info('Cleaning up notes that should already have been removed. Sorry.')
+    await models.Note.findAll({
+      include: [{
+        model: models.User,
+        as: 'owner',
+        attributes: ['id']
+      }],
+      attributes: ['id', 'ownerId']
+    }).then(async function (notes) {
+      for (let i = 0, noteCount = notes.length; i < noteCount; i++) {
+        const item = notes[i]
+        if (item.ownerId != null && !item.owner) {
+          await models.Note.destroy({
+            where: {
+              id: item.id
+            }
+          })
+          await models.Revision.destroy({
+            where: {
+              noteId: item.id
+            }
+          })
+          await models.Author.destroy({
+            where: {
+              noteId: item.id
+            }
+          })
+          logger.info(`Deleted note ${item.id} from user ${item.ownerId}`)
+        }
+      }
+    })
+    await models.Author.findAll({
+      include: [{
+        model: models.User,
+        as: 'user',
+        attributes: ['id']
+      }],
+      attributes: ['id', 'userId']
+    }).then(async function (authors) {
+      for (let i = 0, authorCount = authors.length; i < authorCount; i++) {
+        const item = authors[i]
+        if (item.userId != null && !item.user) {
+          await models.Author.destroy({
+            where: {
+              id: item.id
+            }
+          })
+          logger.info(`Deleted authorship ${item.id} from user ${item.userId}`)
+        }
+      }
+    })
+
+    await models.Author.findAll({
+      include: [{
+        model: models.Note,
+        as: 'note',
+        attributes: ['id']
+      }],
+      attributes: ['id', 'noteId']
+    }).then(async function (authors) {
+      for (let i = 0, authorCount = authors.length; i < authorCount; i++) {
+        const item = authors[i]
+        if (item.noteId != null && !item.note) {
+          await models.Author.destroy({
+            where: {
+              id: item.id
+            }
+          })
+          logger.info(`Deleted authorship ${item.id} from note ${item.noteId}`)
+        }
+      }
+    })
+
+    await models.Revision.findAll({
+      include: [{
+        model: models.Note,
+        as: 'note',
+        attributes: ['id']
+      }],
+      attributes: ['id', 'noteId']
+    }).then(async function (revisions) {
+      for (let i = 0, revisionCount = revisions.length; i < revisionCount; i++) {
+        const item = revisions[i]
+        if (item.noteId != null && !item.note) {
+          await models.Revision.destroy({
+            where: {
+              id: item.id
+            }
+          })
+          logger.info(`Deleted revision ${item.id} from note ${item.userId}`)
+        }
+      }
+    })
+  },
   up: function (queryInterface, Sequelize) {
-    const cleanup = spawnSync(process.argv[0], ['./bin/cleanup'], { cwd: path.resolve(__dirname, '../../') })
-    if (cleanup.status !== 0) {
-      throw new Error('Unable to cleanup')
-    }
-    return queryInterface.addConstraint('Notes', ['ownerId'], {
-      type: 'foreign key',
-      name: 'Notes_owner_fkey',
-      references: {
-        table: 'Users',
-        field: 'id'
-      },
-      onDelete: 'cascade'
+    return this.cleanup().then(function () {
+      return queryInterface.addConstraint('Notes', ['ownerId'], {
+        type: 'foreign key',
+        name: 'Notes_owner_fkey',
+        references: {
+          table: 'Users',
+          field: 'id'
+        },
+        onDelete: 'cascade'
+      })
     }).then(function () {
       return queryInterface.addConstraint('Revisions', ['noteId'], {
         type: 'foreign key',